Alaska earthquakes

M3.5 earthquake 50 km NE of Ugashik, Alaska

A magnitude 3.5 earthquake struck 50 km NE of Ugashik, Alaska on Wed, Jul 7, 2021, 9:21 PM AKDT (05:21 UTC), 146 km (91 mi) below the surface.

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Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude: 3.5 (ml), minor
Local time: Wed, Jul 7, 2021, 9:21 PM AKDT
UTC: 2021-07-08 05:21:12 UTC
Depth: 145.8 km (90.6 mi), intermediate-depth
Epicenter: 57.821° N, 156.783° W
Region: Alaska
Tsunami flag: No
Status: Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Stations used: 191

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 112 in the 60 days after this one and 27 in the 30 days before it.

After

The first 60 of 112.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0218onoab5 (also filed as us6000et2g). Read Tue, Sep 29, 2026, 7:09 PM UTC.